docs: def docker_start(develop=True):
      """
      Start docker container
      """
      curr_dir = os.path.dirname(os.path.realpath(__file__))
      local('docker run --rm --name pynb -d -ti -p 127.0.0.1:8889:8888  -v {}:/code -t pynb'.format(curr_dir))
  
      if develop:
          # Install package in develop mode: the code in /code is mapped to the installed package.
          docker_exec('python3 setup.py develop')
  
      print('Jupyter available at http://127.0.0.1:8889')